Plant Details

Accepted name:

Coix lacryma-jobi var. ma-yuen (Rom.Caill.) Stapf [Poaceae]

Source of taxonomy and confidence:

World Checklist ( )

Information about this plant:

Plants of the World Online

Infraspecies of:

Coix lacryma-jobi L.

Infraspecies:

See all 3

Coix lacryma-jobi var. lacryma-jobi

Coix lacryma-jobi var. puellarum (Balansa) E.G.Camus & A.Camus

Coix lacryma-jobi var. stenocarpa Oliv.

Non-scientific name:	Class of name:	Medicinal source:
adlay	Other	U.S. Pharmacopoeia USP 39 (2016)
chinese pearl barley	Other	Herbs of Commerce (McGuffin et al., 2000)
coicis semen	Pharmaceutical	European Pharmacopoeia, 7th edn. (2012) Japanese Pharmacopoeia 15th edn. (2006) Japanese Pharmacopoeia, 16th edn. (2012) Korean Pharmacopoeia, 9th edn. (2007) Pharmacopoeia of China (2010) Pharmacopoeia of China (2015) Taiwan Herbal Pharmacop. 3rd Chinese ed. (MOHW, 2018)
coicis semen pulveratum	Pharmaceutical	Japanese Pharmacopoeia 15th edn. (2006) Japanese Pharmacopoeia, 16th edn. (2012)
coix	Other	Herbs of Commerce (McGuffin et al., 2000) Taiwan Herbal Pharmacop. 3rd Chinese ed. (MOHW, 2018)
coix lacryma-jobi seed	Other	U.S. Pharmacopoeia USP 39 (2016)
coix seed	Other	British Pharmacopoeia 2015, Vol. 4 (2014) European Pharmacopoeia, 7th edn. (2012) Illus. Chinese Materia Medica (Wu, 2005) Japanese Pharmacopoeia 15th edn. (2006) Japanese Pharmacopoeia, 16th edn. (2012) Korean Pharmacopoeia, 9th edn. (2007) Pharmacopoeia of China (2005) Pharmacopoeia of China (2010) U.S. Pharmacopoeia USP 39 (2016)
coix семян	Other	U.S. Pharmacopoeia USP 39 (2016)
gromwell-read	Other	Medicinal Plants in China (WHO, 1997)
hato-mugi	Other	GRIN Report: World Economic Plants (Wiersema, 1999)
hiobsträne	Other	U.S. Pharmacopoeia USP 39 (2016)
job's tears	Other	Herbs of Commerce (McGuffin et al., 2000) Medicinal Plants in China (WHO, 1997) U.S. Pharmacopoeia USP 39 (2016)
julmu	Other	GRIN Report: World Economic Plants (Wiersema, 1999)
larmes de job	Other	U.S. Pharmacopoeia USP 39 (2016)
lágrimas de job	Other	U.S. Pharmacopoeia USP 39 (2016)
powdered coix seed	Other	Japanese Pharmacopoeia 15th edn. (2006) Japanese Pharmacopoeia, 16th edn. (2012)
semen coicis	Pharmaceutical	Illus. Chinese Materia Medica (Wu, 2005) Pharmacopoeia of China (2005)
yi mi	Other	GRIN Report: World Economic Plants (Wiersema, 1999) U.S. Pharmacopoeia USP 39 (2016)
yi yi	Other	Herbs of Commerce (McGuffin et al., 2000)
yi yi ren	Other	Herbs of Commerce (McGuffin et al., 2000) Illus. Chinese Materia Medica (Wu, 2005) Taiwan Herbal Pharmacop. 3rd Chinese ed. (MOHW, 2018) U.S. Pharmacopoeia USP 39 (2016)
yiyiren	Other	Pharmacopoeia of China (2005) Pharmacopoeia of China (2010) Pharmacopoeia of China (2015)
yìyǐrén	Other	Medicinal Plants in China (WHO, 1997)
иовлевы слёзы	Other	U.S. Pharmacopoeia USP 39 (2016)
ジュズダマ	Other	U.S. Pharmacopoeia USP 39 (2016)
ヨクイニン	Other	Japanese Pharmacopoeia, 16th edn. (2012)
ヨクイニン末	Other	Japanese Pharmacopoeia, 16th edn. (2012)
薏米	Other	U.S. Pharmacopoeia USP 39 (2016)
薏苡仁	Other	Medicinal Plants in China (WHO, 1997) Taiwan Herbal Pharmacop. 3rd Chinese ed. (MOHW, 2018) U.S. Pharmacopoeia USP 39 (2016)
율무	Other	U.S. Pharmacopoeia USP 39 (2016)

Part(s) of plant used:	Drug form:	Medicinal source:
fruit	dried ripe kernel	Pharmacopoeia of China (2010)
caryopsis without shell		British Pharmacopoeia 2015, Vol. 4 (2014)
kernel	dried ripe kernel	Illus. Chinese Materia Medica (Wu, 2005)
caryopsis	dried ripe caryopsis, freed from the shell	U.S. Pharmacopoeia USP 39 (2016)
ripe seed	dried ripe seed	Taiwan Herbal Pharmacop. 3rd Chinese ed. (MOHW, 2018)
seed yi mi, seed		Herbs of Commerce (McGuffin et al., 2000)
Kernels		Medicinal Plants in China (WHO, 1997)
fruit	dried ripe kernel	Pharmacopoeia of China (2005)
seed	powder	Japanese Pharmacopoeia 15th edn. (2006)
seed		Korean Pharmacopoeia, 9th edn. (2007)
seed		Japanese Pharmacopoeia, 16th edn. (2012)
seed	Dried, ripe, caryopsis, freed from the shell	European Pharmacopoeia, 7th edn. (2012)

Kew's taxonomic resources include 7 scientific synonym(s) for this plant:

synonym
Coix lacryma-jobi var. frumentacea Makino Bot. Mag. (Tokyo) 20: 11 (1906).
Coix lacryma-jobi subsp. ma-yuen (Rom.Caill.) T.Koyama Grass. Japan: 498 (1987).
Coix ma-yuen Rom.Caill. Bull. Soc. Zool. Acclim., sér. 2, 8: 442 (1881).
Coix chinensis Tod. ex Balansa J. Bot. (Morot) 4: 76 (1890), nom. superfl.
Coix chinensis var. formosana (Ohwi) L.Liu Fl. Reipubl. Popularis Sin. 10(2): 291 (1997).
Coix lacryma-jobi var. formosana Ohwi Acta Phytotax. Geobot. 11: 179 (1942).
Coix lacryma-jobi f. ma-yuen (Rom.Caill.) Backer Handb. Fl. Java 2: 33 (1928).

This plant is cited in medicinal sources using the following names:

Name as published:	Medicinal source:
Coix Ma-Yuen	Conservation of Indonesian Medicinal Plants (Cahyaningsih, 2020)
Coix lachryma-jobi L. var. frumentacea Mak.	A Check-list of the Korean Cultivated Plants (Mun-Chan et al., 1986)
Coix lachryma-jobi L. var. frumentacea Makino	Pl. Med. Totius Mundi (Penso & Proserpio, 1997)
Coix lachryma-jobi L. var. ma-yuen Stapf.	Pl. Med. Totius Mundi (Penso & Proserpio, 1997)
Coix lachryma-jobi Linné var. ma-yuen Stapf	Japanese Pharmacopoeia 15th edn. (2006) Korean Pharmacopoeia, 9th edn. (2007)
Coix lachryma-jobi Linné var. mayuen Stapf	Japanese Pharmacopoeia, 16th edn. (2012)
Coix lacryma-jabi L. var. frumentaces Makino	Zhonghua Bencao: Materia Medica of China (1998)
Coix lacryma-jobi L. subsp. ma-yuen (Rom. Caill.) T.Koyama	British Pharmacopoeia 2015, Vol. 4 (2014) European Pharmacopoeia, 7th edn. (2012)
Coix lacryma-jobi L. var. ma-yuen (Rom. Caill.) Stapf	GRIN Report: World Economic Plants (Wiersema, 1999)
Coix lacryma-jobi L. var. ma-yuen (Rom. Caill.) Stapf ex Hook.f	World Dictionary of Med. & Pois. Pl. (Quattrocchi, 2012)
Coix lacryma-jobi L. var. ma-yuen (Rom.Caill.) Stapf	Taiwan Herbal Pharmacop. 3rd Chinese ed. (MOHW, 2018)
Coix lacryma-jobi L. var. ma-yuen (Roman.) Stapf	Herbs of Commerce (McGuffin et al., 2000) Illus. Chinese Materia Medica (Wu, 2005) Medicinal Plants in China (WHO, 1997)
Coix lacryma-jobi L. var. ma-yuen (Romanet) Stapf	Zhonghua Bencao: Materia Medica of China (1998)
Coix lacryma-jobi L. var. mayuen (Roman.) Stapf	Pharmacopoeia of China (2005) Pharmacopoeia of China (2010) Pharmacopoeia of China (2015)
Coix lacryma-jobi subsp. ma-yuen (Rom.Caill.) T. Koyama	WHODrug Herbal Substances (WHO-UMC, 2019)
Coix lacryma-jobi var ma-yuen	Conservation of Indonesian Medicinal Plants (Cahyaningsih, 2020)
Coix lacryma-jobi var. ma-yuen (Rom. Caill.) Stapf Ex Hook. F.	U.S. FDA Substance Registration System (2016)
Coix lacryma-jobi var. ma-yuen (Rom.Caill.) Stapf	U.S. Pharmacopoeia USP 39 (2016)
Coix ma-yuen Romanet	Zhonghua Bencao: Materia Medica of China (1998)

The following online resources may contain further information about this plant. Please click on any link to search that resource. You may search using the accepted name alone OR using the accepted name and all of its synonyms simultaneously.

Search using just the accepted name

NCBI — (Including Pubmed & GenBank)

Google Images

Google Scholar

Encyclopedia of Life

Search using all scientific names used for this plant:

NCBI — (Including Pubmed & GenBank)

Google Images